Exam 15: Are There Differences Between Groups or Conditions Mann-Whitney U and Wilcoxon Signed Rank Tests
Exam 1: An Overview of How to Do Research10 Questions
Exam 2: How to Design a Psychological Study: the Basics of Methodology10 Questions
Exam 3: How to Find, Read, Write and Think About Research Papers10 Questions
Exam 4: Qualitative Methods in Psychological Research10 Questions
Exam 5: The Basics of Statistical Analysis13 Questions
Exam 6: How to Design an Experiment9 Questions
Exam 7: How Can I Tell If Scores Differ Between Two Groups Independent T Test15 Questions
Exam 8: How Can I Tell If Scores Differ Between Two Conditions Repeated T Test15 Questions
Exam 9: How Can I Tell If Scores Differ Between Three or More Groups One-Way Independent Measures Anova15 Questions
Exam 10: How to Design a Correlational Study10 Questions
Exam 12: How Can I Tell If One Variable Can Predict Another Simple Linear Regression15 Questions
Exam 13: When and Why Might I Need to Use Non-Parametric Statistics10 Questions
Exam 14: Do My Data Fit the Expected Frequencies Chi Square15 Questions
Exam 15: Are There Differences Between Groups or Conditions Mann-Whitney U and Wilcoxon Signed Rank Tests14 Questions
Exam 16: Is There a Relationship Between Two Variables Spearmans Correlation15 Questions
Exam 17: Which Statistical Test Should I Use10 Questions
Exam 18: Moving Beyond the Basics of Research and Analysis: How Do I Understand More Complicated Research Designs10 Questions
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When conducting a Wilcoxon signed rank test, you have N=10, a two tailed test and an alpha level of .020. What is the critical value?
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B
In the Wilcoxon signed rank text chocolate and mood example, what is N?
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C
When conducting a Wilcoxon signed rank test, how is N calculated?
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Correct Answer:
D
When conducting a Mann Whitney U, when ranking the data you should…
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A Mann Whitney U test is the non-parametric equivalent of which type of parametric test?
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In the Wilcoxon signed rank text chocolate and mood example, what is W-?
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When conducting a Mann Whitney U, imagine you have run a study with 9 participants in one condition and 6 in the other. You have a two-tailed test and you wish to use an alpha level of .050. What would the critical value be?
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When conducting a Wilcoxon signed rank test, how is W+ calculated?
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When conducting a Mann Whitney U, the U1 and U2 values added together should be the same as…
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In the Wilcoxon signed rank text chocolate and mood example, what is W+?
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When conducting a Wilcoxon signed rank test, which values are ranked?
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When conducting a Mann Whitney U, a small calculated U value indicates…
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